What was found
DESCENDING THROUGH 9000 FT F/A S REPORTED A BURNT RUBBER SMELL IN THE CABIN , WE ISOLATED PACK 2 AND THE SMELL DISSIPATED -PERFORMED TSM 05-00-00 FOR CAUSE OF ODOR , NO LEAKAGES NOTED FROM ENGINES OR APU NOTED , RIGHT PACK SUSPECTED AS CAUSE OF ODOR AFTER ISOLATION PROCEDURES , SEE LP 3628601-2 FOR MEL / DEATIVATION MOC 68056